We're filled with confidence in professional speaker, however, we welcome customers to remind us of any possible product problems, which will assist us to perform better later on. Speak to our after-sales service and we'll address the issue. Every compliance is significant to us. We're devoted to supplying clients with a decent solution. Your satisfaction is our achievement.

After years of devotion to the production of high quality power amp, Guangzhou KAIXU Audio Equipment Co., Ltd has become one of the strong and competitive manufacturers in the market. digital amplifier produced by is very popular in the market. The quality control of KSA best power amps for live sound is strictly conducted by QC team who utilize international standard test methods for quality testing of all extrusions and molded products. Featuring large capacitance, it can work under high power condition. In contrast to traditional lighting product, this product functions at lower temperatures. Besides being shock and weather resistant, it is highly durable and long-lasting. This product is ultra-efficient, guaranteeing a clean, undistorted signal to the speakers.

We strive to use the natural resources we consume including raw materials, energy, and water as efficiently as possible with a commitment to continuous improvement.